Hazloc Computers and Workstations for Class 1 and Class 2 and Division 1 and Division 2
areas. VarTech also carries hazardous area LCDs as well.

 


Class 1 areas contain the presence of flammable gases or liquid vapors

Please choose from the following Divisions of Class 1 protection:

 


Class 2 areas contain the presence of ignitable metal, carbon or organic dusts

Please choose from the following Divisions of Class 2 protection:

Groups B,C,D

Div 1 - area where explosive or flammable materials usually exist under normal conditions

ENTER C1, D1

Division 2 LCDs

Groups A,B,C,D

Div 2 - area where explosive or flammable material may exist in abnormal conditions

ENTER C1, D2

Groups E,F,G

Div 1 - area in which ignitable materials usually exist under normal conditions

ENTER C2, D1

Division 2 LCDs

Groups E,F,G

Div 2 - areas in which ignitable material may exist under abnormal conditions

ENTER C2, D2

 

 

VarTech's rugged purged series of industrial LCD displays allow for the placement of totally enclosed monitors into hazloc areas classified as hazardous (explosive or flammable). Intrinsically safe, this purging (pressurization) approach ensures that there will always be a continuous clean air-flow out of the enclosure thereby preventing the intrusion of explosive gasses or dust into the enclosure. These hazardous area LCDs will not cause conditions that may result in an unstable environment.

VarTech offers full NEMA 4X LCDs with hazloc protection classifications:

1. LCD Displays - Class 1, Division 1, Groups C, D, and optional B

These LCD displays are equipped with purge systems which insure intrinsic safety in areas where flammable or explosive gasses or vapors are very likely to exists in the air during normal operating conditions. Groups C and D use an automatic purge while Group B requires a standard purge system.

2. LCD Displays - Class 1, Division 2, Groups A, B, C, D

These LCD displays are equipped with purge systems which insure intrinsic safety in areas where explosive or flammable gasses or vapors could possibly exist in the air during an abnormal occurance such as a leak.

3. LCD Displays - Class 2, Division 1, Groups E, F, and G

These LCD displays are equipped with purge systems which insure intrinsic safety in areas where ignitable dust, carbon, or ignitable material is very likely to exists in the air during normal operating conditions.

4. LCD Displays - Class 2, Division 2, Groups E, F, and G

These LCD displays are equipped with purge systems which insure intrinsic safety in areas where ignitable dust, carbon, or ignitable material possibly could exist in the air during an abnormal occurance such as a spill.


Contact a representative for more information on intrinsically safe & purged control monitors, computers and workstations for Haz Loc areas.

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